What blinds us, or what makes historical progress very difficult, is our lack of awareness of our ignorance.
是什么蒙蔽了我们，或者是什么使历史进步变得非常困难，是我们对自己的无知缺乏认识。
A LITTLE ENCOURAGEMENT
给此刻的你，一点向前的力量。
关于学习、善意与成长，读一句，再想一想。
The mistakes and unresolved difficulties of the past in mathematics have always been the opportunities of its future.
过去数学上的错误和未解决的困难一直是数学未来的机遇。
Impatience can cause wise people to do foolish things.
急躁会使聪明人做出愚蠢的事。